/*
*  Copyright 2019-2020 Zheng Jie
*
*  Licensed under the Apache License, Version 2.0 (the "License");
*  you may not use this file except in compliance with the License.
*  You may obtain a copy of the License at
*
*  http://www.apache.org/licenses/LICENSE-2.0
*
*  Unless required by applicable law or agreed to in writing, software
*  distributed under the License is distributed on an "AS IS" BASIS,
*  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*  See the License for the specific language governing permissions and
*  limitations under the License.
*/
package me.zhengjie.modules.system.service.impl;

import me.zhengjie.modules.system.domain.DccQuestion;
import me.zhengjie.utils.ValidationUtil;
import me.zhengjie.utils.FileUtil;
import lombok.RequiredArgsConstructor;
import me.zhengjie.modules.system.repository.DccQuestionRepository;
import me.zhengjie.modules.system.service.DccQuestionService;
import me.zhengjie.modules.system.service.dto.DccQuestionDto;
import me.zhengjie.modules.system.service.dto.DccQuestionQueryCriteria;
import me.zhengjie.modules.system.service.mapstruct.DccQuestionMapper;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import me.zhengjie.utils.PageUtil;
import me.zhengjie.utils.QueryHelp;
import java.util.List;
import java.util.Map;
import java.io.IOException;
import javax.servlet.http.HttpServletResponse;
import java.util.ArrayList;
import java.util.LinkedHashMap;

/**
* @website https://eladmin.vip
* @description 服务实现
* @author cjl
* @date 2023-05-17
**/
@Service
@RequiredArgsConstructor
public class DccQuestionServiceImpl implements DccQuestionService {

    private final DccQuestionRepository dccQuestionRepository;
    private final DccQuestionMapper dccQuestionMapper;

    @Override
    public Map<String,Object> queryAll(DccQuestionQueryCriteria criteria, Pageable pageable){
        Page<DccQuestion> page = dccQuestionRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root,criteria,criteriaBuilder),pageable);
        return PageUtil.toPage(page.map(dccQuestionMapper::toDto));
    }

    @Override
    public List<DccQuestionDto> queryAll(DccQuestionQueryCriteria criteria){
        return dccQuestionMapper.toDto(dccQuestionRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root,criteria,criteriaBuilder)));
    }

    @Override
    @Transactional
    public DccQuestionDto findById(Integer id) {
        DccQuestion dccQuestion = dccQuestionRepository.findById(id).orElseGet(DccQuestion::new);
        ValidationUtil.isNull(dccQuestion.getId(),"DccQuestion","id",id);
        return dccQuestionMapper.toDto(dccQuestion);
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public DccQuestionDto create(DccQuestion resources) {
        return dccQuestionMapper.toDto(dccQuestionRepository.save(resources));
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void update(DccQuestion resources) {
        DccQuestion dccQuestion = dccQuestionRepository.findById(resources.getId()).orElseGet(DccQuestion::new);
        ValidationUtil.isNull( dccQuestion.getId(),"DccQuestion","id",resources.getId());
        dccQuestion.copy(resources);
        dccQuestionRepository.save(dccQuestion);
    }

    @Override
    public void deleteAll(Integer[] ids) {
        for (Integer id : ids) {
            dccQuestionRepository.deleteById(id);
        }
    }

    @Override
    public void download(List<DccQuestionDto> all, HttpServletResponse response) throws IOException {
        List<Map<String, Object>> list = new ArrayList<>();
        for (DccQuestionDto dccQuestion : all) {
            Map<String,Object> map = new LinkedHashMap<>();
            map.put("类型0刚发布未审核，1已通过，2已失败", dccQuestion.getStatus());
            map.put("标题", dccQuestion.getType());
            map.put("关联id", dccQuestion.getCommonId());
            map.put("问题", dccQuestion.getQuestion());
            map.put("答案", dccQuestion.getAnswer());
            map.put("正确答案", dccQuestion.getCorrect());
            map.put("操作者", dccQuestion.getOperator());
            map.put("问题顺序", dccQuestion.getRecommend());
            map.put(" createdAt",  dccQuestion.getCreatedAt());
            map.put(" updatedAt",  dccQuestion.getUpdatedAt());
            list.add(map);
        }
        FileUtil.downloadExcel(list, response);
    }
}